Alegbra: Difference between revisions
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(Created page with "The order of calculation (or operations ) is *'''P'''arenthesis *'''E'''xponents *'''M'''ultiplication *'''D'''ivison *'''A'''dd *'''S'''ubtraction") |
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*'''A'''dd | *'''A'''dd | ||
*'''S'''ubtraction | *'''S'''ubtraction | ||
Remember as PEDMAS, BODMAS or Please Excuse My Darling Aunt Sophie | |||
==Substitution== | |||
Substitution means putting numbers where letters are. For negative numbers it helps to put () around the calucation to make it less confusing so | |||
--If X=-2 what is 1-X+Xsquared | |||
[[category:stub]] | |||
Latest revision as of 17:39, 26 December 2014
The order of calculation (or operations ) is
- Parenthesis
- Exponents
- Multiplication
- Divison
- Add
- Subtraction
Remember as PEDMAS, BODMAS or Please Excuse My Darling Aunt Sophie
Substitution
Substitution means putting numbers where letters are. For negative numbers it helps to put () around the calucation to make it less confusing so
--If X=-2 what is 1-X+Xsquared
